We have included the UK Government standard access keys throughout this web site to provide you with keyboard shortcuts to important sections.

If you are using a Windows-based system please press the 'Alt key' and the access key, followed by pressing the 'Return key'. If you are using a Macintosh system please press the 'Ctrl key' and the access key, followed by pressing the 'Return key'.

Some users might find the site easier to read by increasing the size at which text is displayed. To do this you can adjust your browser's settings by going to the Tools menu, then select 'text size' or 'text zoom' or 'zoom' and increase the size of the text.